From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Lennart Borgman Newsgroups: gmane.emacs.devel Subject: What happens during eval-buffer? Date: Tue, 16 May 2006 21:25:01 +0200 Message-ID: <446A270D.4080206@student.lu.se> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1147807543 471 80.91.229.2 (16 May 2006 19:25:43 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Tue, 16 May 2006 19:25:43 +0000 (UTC) Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue May 16 21:25:22 2006 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1Fg5AW-0001Ol-2H for ged-emacs-devel@m.gmane.org; Tue, 16 May 2006 21:25:20 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Fg5AV-0007jV-I6 for ged-emacs-devel@m.gmane.org; Tue, 16 May 2006 15:25:19 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Fg5AK-0007j4-5j for emacs-devel@gnu.org; Tue, 16 May 2006 15:25:08 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Fg5AG-0007ik-Cb for emacs-devel@gnu.org; Tue, 16 May 2006 15:25:07 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Fg5AG-0007ih-7l for emacs-devel@gnu.org; Tue, 16 May 2006 15:25:04 -0400 Original-Received: from [81.228.8.83] (helo=pne-smtpout1-sn2.hy.skanova.net) by monty-python.gnu.org with esmtp (Exim 4.52) id 1Fg5Cx-0002qk-K9 for emacs-devel@gnu.org; Tue, 16 May 2006 15:27:51 -0400 Original-Received: from [192.168.123.121] (83.249.218.244) by pne-smtpout1-sn2.hy.skanova.net (7.2.072.1) id 4469AC9000025D8D for emacs-devel@gnu.org; Tue, 16 May 2006 21:25:02 +0200 User-Agent: Thunderbird 1.5.0.2 (Windows/20060308) Original-To: Emacs Devel X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:54602 Archived-At: Start with emacs -Q Put this into *Scratch*: <<<<<<<<<<<<<<<<<<<<< (defvar temp-html nil) (setq temp-html ;; Start-here " ") ;; Stop-here (let ((start (progn (goto-char (point-min)) (search-forward "Start-here") (forward-line 2) (point) )) ) ) >>>>>>>>>>>>>>>>>>>>>>>>>> With that as the current buffer then do M-x eval-buffer I get an error saying "Symbol's value as variable is void: ". Have I done something completely wrong or? I am doing this on w32: GNU Emacs 22.0.50.1 (i386-mingw-nt5.0.2195) of 2006-05-13 From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.devel Subject: Re: What happens during eval-buffer? Date: Tue, 16 May 2006 21:33:23 +0200 Message-ID: References: <446A270D.4080206@student.lu.se> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: sea.gmane.org 1147808032 2484 80.91.229.2 (16 May 2006 19:33:52 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Tue, 16 May 2006 19:33:52 +0000 (UTC) Cc: Emacs Devel Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue May 16 21:33:46 2006 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1Fg5If-0003LZ-6J for ged-emacs-devel@m.gmane.org; Tue, 16 May 2006 21:33:45 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Fg5Ie-0001Ts-M6 for ged-emacs-devel@m.gmane.org; Tue, 16 May 2006 15:33:44 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Fg5IR-0001TQ-Qi for emacs-devel@gnu.org; Tue, 16 May 2006 15:33:31 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Fg5IP-0001TC-TX for emacs-devel@gnu.org; Tue, 16 May 2006 15:33:31 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Fg5IP-0001T9-PM for emacs-devel@gnu.org; Tue, 16 May 2006 15:33:29 -0400 Original-Received: from [195.135.220.15] (helo=mx2.suse.de) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA:32) (Exim 4.52) id 1Fg5L7-0003f1-4I for emacs-devel@gnu.org; Tue, 16 May 2006 15:36:17 -0400 Original-Received: from Relay2.suse.de (mail2.suse.de [195.135.221.8]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id C658E1EBD6; Tue, 16 May 2006 21:33:25 +0200 (CEST) Original-To: Lennart Borgman X-Yow: Yow! I just went below the poverty line! In-Reply-To: <446A270D.4080206@student.lu.se> (Lennart Borgman's message of "Tue, 16 May 2006 21:25:01 +0200") User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/22.0.50 (gnu/linux) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:54603 Archived-At: Lennart Borgman writes: > Start with > > emacs -Q > > Put this into *Scratch*: > > <<<<<<<<<<<<<<<<<<<<< > > (defvar temp-html nil) > (setq temp-html > ;; Start-here > " > > > > > ") ;; Stop-here > > (let ((start (progn > (goto-char (point-min)) > (search-forward "Start-here") > (forward-line 2) > (point) > )) > ) > ) >>>>>>>>>>>>>>>>>>>>>>>>>>> > > With that as the current buffer then do > > M-x eval-buffer > > I get an error saying "Symbol's value as variable is void: ". Hav= e I > done something completely wrong or? Yes, replace progn by save-excursion. You have modified point under eval-buffer's feet, it will continue evaluation until point equals point-max. Andreas. --=20 Andreas Schwab, SuSE Labs, schwab@suse.de SuSE Linux Products GmbH, Maxfeldstra=DFe 5, 90409 N=FCrnberg, Germany PGP key fingerprint =3D 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED= 5 "And now for something completely different." From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Lennart Borgman Newsgroups: gmane.emacs.devel Subject: Re: What happens during eval-buffer? Date: Tue, 16 May 2006 21:46:05 +0200 Message-ID: <446A2BFD.3060803@student.lu.se> References: <446A270D.4080206@student.lu.se> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1147808794 5448 80.91.229.2 (16 May 2006 19:46:34 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Tue, 16 May 2006 19:46:34 +0000 (UTC) Cc: Emacs Devel Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue May 16 21:46:30 2006 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1Fg5Uu-0006QB-S8 for ged-emacs-devel@m.gmane.org; Tue, 16 May 2006 21:46:25 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Fg5Uu-0007zi-Eu for ged-emacs-devel@m.gmane.org; Tue, 16 May 2006 15:46:24 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Fg5Uh-0007xu-7H for emacs-devel@gnu.org; Tue, 16 May 2006 15:46:11 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Fg5Uf-0007vS-7o for emacs-devel@gnu.org; Tue, 16 May 2006 15:46:10 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Fg5Uf-0007vN-2Y for emacs-devel@gnu.org; Tue, 16 May 2006 15:46:09 -0400 Original-Received: from [81.228.8.164] (helo=pne-smtpout2-sn2.hy.skanova.net) by monty-python.gnu.org with esmtp (Exim 4.52) id 1Fg5XM-0005CG-Kp for emacs-devel@gnu.org; Tue, 16 May 2006 15:48:56 -0400 Original-Received: from [192.168.123.121] (83.249.218.244) by pne-smtpout2-sn2.hy.skanova.net (7.2.072.1) id 4469BBD20002289D; Tue, 16 May 2006 21:46:07 +0200 User-Agent: Thunderbird 1.5.0.2 (Windows/20060308) Original-To: Andreas Schwab In-Reply-To: X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:54607 Archived-At: Andreas Schwab wrote: >> (let ((start (progn >> (goto-char (point-min)) >> (search-forward "Start-here") >> (forward-line 2) >> (point) >> )) >> ) >> ) >> >> With that as the current buffer then do >> >> M-x eval-buffer >> >> I get an error saying "Symbol's value as variable is void: ". Have I >> done something completely wrong or? >> > > Yes, replace progn by save-excursion. You have modified point under > eval-buffer's feet, it will continue evaluation until point equals > point-max. > Ah! Thanks.